gnome-properties

struct GnomePropertyObject {
	GtkWidget *label;
	GnomePropertyDescriptor *descriptor;
	gpointer prop_data, temp_data, user_data;
	GList *object_list;
};

struct GnomePropertyDescriptor {
	guint size;
	const gchar *label;
	GtkWidget * (*init_func) (GnomePropertyObject *);
	void (*apply_func) (GnomePropertyObject *);
	void (*update_func) (GnomePropertyObject *);
	void (*load_func) (GnomePropertyObject *);
	void (*save_func) (GnomePropertyObject *);
	void (*load_temp_func) (GnomePropertyObject *);
	gint (*save_temp_func) (GnomePropertyObject *);
	void (*discard_temp_func) (GnomePropertyObject *);
	void (*changed_func) (GnomePropertyObject *);
	GList *next;
};

typedef enum {
	GNOME_PROPERTY_ACTION_APPLY = 1,
	GNOME_PROPERTY_ACTION_UPDATE,
	GNOME_PROPERTY_ACTION_LOAD,
	GNOME_PROPERTY_ACTION_SAVE,
	GNOME_PROPERTY_ACTION_LOAD_TEMP,
	GNOME_PROPERTY_ACTION_SAVE_TEMP,
	GNOME_PROPERTY_ACTION_DISCARD_TEMP,
	GNOME_PROPERTY_ACTION_CHANGED
} GnomePropertyAction;

GnomePropertyObject* gnome_property_object_new
                                            (GnomePropertyDescriptor *descriptor,
                                             gpointer property_data_ptr);

void        gnome_property_object_register  (GnomePropertyBox *property_box,
                                             GnomePropertyObject *object);

void        gnome_property_object_list_walk (GList *property_object_list,
                                             GnomePropertyAction action);

void        gnome_property_object_apply     (GnomePropertyObject *object);

void        gnome_property_object_update    (GnomePropertyObject *object);

void        gnome_property_object_load      (GnomePropertyObject *object);

void        gnome_property_object_save      (GnomePropertyObject *object);

void        gnome_property_object_load_temp (GnomePropertyObject *object);

void        gnome_property_object_save_temp (GnomePropertyObject *object);

void        gnome_property_object_discard_temp
                                            (GnomePropertyObject *object);

void        gnome_property_object_changed   (GnomePropertyObject *object);